Upper San Joaquin River- Including the cities of Devils Postpile, Florence Lake, and Lake Thomas Edison 1201 PM PDT Wed Apr 24 2024 .TODAY...Mostly cloudy. Slight chance of snow in the morning. Chance of rain showers and slight chance of thunderstorms in the late morning and afternoon. Chance of snow showers in the afternoon. Highs 38 to 52. Northwest winds up to 5 mph shifting to the west 5 to 15 mph in the afternoon. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Chance of snow showers and slight chance of thunderstorms in the evening, then slight chance of snow after midnight. Lows 22 to 34. West winds up to 10 mph. Chance of precipitation 40 percent. .THURSDAY...Sunny in the morning then becoming partly sunny. Highs 35 to 49. West winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Gusts up to 30 mph. .THURSDAY NIGHT...Mostly cloudy. Lows 23 to 33. Southwest winds 5 to 15 mph with gusts to around 35 mph. .FRIDAY...Breezy. Snow showers and rain showers likely in the afternoon. Highs 29 to 43. Southwest winds 5 to 15 mph with gusts to around 35 mph shifting to the west 10 to 25 mph with gusts to around 50 mph in the afternoon. Chance of precipitation 70 percent. .FRIDAY NIGHT...Colder. Mostly cloudy in the evening then clearing. Lows 16 to 28. .SATURDAY...Not as cool. Sunny. Highs 36 to 50. .SATURDAY NIGHT...Mostly cloudy in the evening then clearing. Lows 21 to 33. .SUNDAY THROUGH TUESDAY...Mostly clear. Highs 41 to 61. Lows 24 to 39. && TEMPERATURE / PRECIPITATION Devils Postpile 51 29 48 / 40 30 10 $$